phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '2254126b3bbdc502c691a5b9b765d140' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('2254126b3bbdc502c691a5b9b765d140', -1, 1766135815, 1766135815, 'd849d819', 3, 0, 0)

Line : 187
File : sessions.php